Originally Posted by
findark
As Kacee noted they probably refared both directions because that was cheaper for you. A is a higher fare than Z, but they earn identically and are both two-cabin First fares so unless you're trying to SDC the return or were flying on a 3-class aircraft there's no meaningful difference (and keeping the return in A would have been more expensive).
Give it some time, and then emailing yourself the receipt will force it to update.